package com.tmxk.api.days01.yc.list;

import java.util.ArrayList;

/**
 *@Author: yc
 *@CreateTime: 2022-11-28  15:16
 *@Description: TODO
 *@Version: 1.0
 */
public class ArrayListDemo_Reference {
    public static void main(String[] args) {
        ArrayList<Integer> arrayList = new ArrayList<>();
        arrayList.add(1);
        arrayList.add(-9);
    }
}
